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Living with Multiple epiphyseal dysplasia, with severe proximal femoral dysplasia

A rare bone condition that mainly affects the hips and thigh bones, with hip and knee pain and stiff hips.

Understanding Multiple epiphyseal dysplasia, with severe proximal femoral dysplasia

Multiple epiphyseal dysplasia with severe proximal femoral dysplasia is a rare bone condition that mainly affects the top of the thigh bones.

This condition causes serious changes to the upper part of the thigh bones (femurs) starting in childhood. The neck of the thigh bone is short and broad. People may have an unusual way of walking, mild short height, hip and knee pain, and stiff hips with limited movement.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet, but the summary describes these features:

  • Hip and knee pain
  • Walking differences (abnormal gait)
  • Mild short stature
  • Joint stiffness
  • Limited hip movement
  • Hip bone angle change (coxa vara)

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include bone and joint specialists and genetic specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    Little People of America may keep lists of experts for this condition.

Care & treatment

Care team
Bone and joint specialists (orthopedists or orthopedic surgeons); Genetic specialists (geneticists)
Expert care
Expert lists: Little People of America
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with Little People of America
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which specialist should manage my hips?
What can help with the hip and knee pain?
Is genetic testing available for our family?

Quick facts

Symptoms usually startChild
InheritanceAutosomal Dominant

GARD doesn't describe a cause for this condition yet. It is listed as autosomal dominant, which means one changed copy of a gene can be enough to cause it.

Genetic

Also known as: multiple epiphyseal dysplasia with severe proximal femoral dysplasia

Patient organizations

Source: NIH GARD · Multiple epiphyseal dysplasia, with severe proximal femoral dysplasiaGARD ID 17015 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Multiple epiphyseal dysplasia, with severe proximal femoral dysplasia.

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